OpenTechnical

OT-2026-000080661

Publication integrity record

Two cup vacuum gripper, two zone face, common isolation valve, three stage ejector, sustained blow-off before set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000080661) never changes.

Identity and time

Publication numberOT-2026-000080661 · never reused
Internal UUID01a0ae96-7e79-7310-bd62-8da8c5a1b7fd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:13.512436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080661
StatusPUBLIC

Content hashes

Canonical textc446951f05407e51e17d6200f8666793fd61f1e1cbbff60998adff65789e8b03
Markdown7efb1f2555efe721e87394a5ecc6639117619f640ce651681fd3a54ce57cbb02
PDF
Publication page5010f2308a00e729e15ddf620db7c2b106f5112d3a29c7555ee42639f7e9d4c7
Manifestb768a0cd91adf41089d37bd3c1281f371d4f5bc95918bc27bf36f23b6cd40a6c

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
Signatureh1pGnJoAMbDMxN2zjuUmxapo90PIMDcCSnjOY/C7WnmL4OURo2eMh3U0scaMTZiRy1bREJ4jO7LFQiOG85EwBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:03:20.766556ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080661
observed 5010f2308a00e729e15ddf620db7c2b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:20.710823ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080661/manifest.json
observed b768a0cd91adf41089d37bd3c1281f37...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:20.671732ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080661/publication.md
observed 7efb1f2555efe721e87394a5ecc66391...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:20.620187ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080661/publication.txt
observed c446951f05407e51e17d6200f8666793...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.